condition mean min max Sterile Leaflet 41.129486666666665 2.89836 65.0327 Fertile Leaflet with Sori 34.51543 1.20489 74.4011 Primary Rachis 25.008583333333334 2.74905 44.9392 Secondary Rachis 26.327423333333332 2.60737 49.8904 Petiole 30.12113 2.55989 54.934 Crozier 25.38474 1.41242 49.2268 Root 17.968734 0.287202 30.8988